CuSparseResource.hpp

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/*
  Copyright 2022-2023 SINTEF AS
 
  This file is part of the Open Porous Media project (OPM).
 
  OPM is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
 
  OPM is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
 
  You should have received a copy of the GNU General Public License
  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CUSPARSERESOURCE_HPP
#define CUSPARSERESOURCE_HPP
#include <cusparse.h>
#include <functional>
#include <memory>
#include <type_traits>
 
namespace Opm::cuistl::detail
{
 
template <class T>
class CuSparseResource
{
public:
    using CreatorType = typename std::function<cusparseStatus_t(T*)>;
    using DeleterType = typename std::function<cusparseStatus_t(T)>;
 
    CuSparseResource(CreatorType creator, DeleterType deleter);
 
    CuSparseResource();
 
    ~CuSparseResource();
 
    // This should not be copyable.
    CuSparseResource(const CuSparseResource&) = delete;
    CuSparseResource& operator=(const CuSparseResource&) = delete;
 
    T get()
    {
        return m_resource;
    }
 
private:
    T m_resource;
 
    DeleterType m_deleter;
};
 
} // namespace Opm::cuistl::impl
#include <opm/simulators/linalg/cuistl/detail/CuSparseResource_impl.hpp>
#endif // CUSPARSERESOURCE_HPP